Four Corners, Idaho

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

• 1901 USGS Sandpoint quadrangle1:125000, 3 printings
• 1911 USGS Priest Lake quadrangle1:250000
• 1911 USGS Sandpoint quadrangle1:125000, 2 printings
• 1913 USGS Priest Lake quadrangle1:250000, 3 printings
• 1958 USGS Sandpoint quadrangle1:250000, 2 printings
• 1963 USGS Sandpoint quadrangle1:250000
• 1967 USGS Quartz Mtn quadrangle1:24000, 2 printings
• 1984 USGS Sandpoint quadrangle1:100000, 2 printings
• 1996 USGS Quartz Mountain quadrangle1:24000

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 66 fires within 5 miles of Four Corners between 1992 and 2019, burning about 47 acres in total. 27 started naturally. 2 were recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.

The most recent of them, most recent first, with the day each was reported and the service that recorded it.

Every fire recorded in Bonner County

Regional context, not property-specific evidence. The federal mineral resources record lists 29 workings within 5 miles of Four Corners: 12 occurrences, 10 prospects, 7 past producers. None of them still produces. What was taken out: Copper, Silver, Sand and Gravel, Construction, Silica. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Every working recorded in Bonner County

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

This settlement is recorded in the Geographic Names Information System as feature 397718. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.

Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.

Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.